UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kt61t/ICvNHJje7+Q5+MSNAv5e/gSX4pBk7pU1+VstY=' 
WHERE 
  key_id = '334b7abb42703e747f50282e43b7fc66ec45a402af08917345c4c986afd4907e' 
  AND (
    token = 'Kt61t/ICvNHJje7+Q5+MSNAv5e/gSX4pBk7pU1+VstY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )